Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Cash Flows

v2.4.0.6
Consolidated Statements of Cash Flows (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
OPERATING ACTIVITIES      
Loss for the period $ (21,098) $ (14,673) $ (12,584)
Adjustments to reconcile net loss to net cash used in operating activities:      
Warrant issuance costs     1,027
Gain on warrants (4,459) (7,388) (96)
Depreciation 100 75 52
Stock-based compensation [note 11[c]] 2,175 1,188 642
Restructuring (gain) expense [note 7] (1,657)   4,038
Gain on non-monetary transaction (151)    
Changes in operating assets and liabilities:      
Interest receivable 36 211 (494)
Amounts receivable (265) 201 2,379
Restricted cash 63 125 (502)
Prepaid expenses (2,394) 1,275 (1,763)
Other Assets (643) 3 (4)
Accounts payable and accrued liabilities 3,833 2,324 (13,560)
Lease obligation [note 7] (762) (253) (1,069)
Deferred collaboration revenue [note 4] (18,271) (3,351) (4,906)
Cash used in operating activities (43,493) (20,263) (26,840)
FINANCING ACTIVITIES      
Proceeds from exercise of stock options 462 219 824
Issuance of warrants, net of warrant issuance costs     14,338
Issuance of common shares, net of share issue costs 53,777    32,319
Cash provided by financing activities 54,239 219 47,481
INVESTING ACTIVITIES      
Purchase of investments (110,443) (75,147) (93,018)
Proceeds from sale of investments 89,546 100,294 33,960
Purchase of property and equipment (291) (79) (68)
Cash provided by (used in) investing activities (21,188) 25,068 (59,126)
Effect of exchange rate changes on cash   (40) (33)
Increase (decrease) in cash and cash equivalents during the period (10,442) 4,984 (38,518)
Cash and cash equivalents, beginning of the period 28,517 23,533 62,051
Cash and cash equivalents, end of the period 18,075 28,517 23,533
Supplemental cash flow information      
Property and equipment acquired under lease obligation   $ 89